Re: [PATCH 20/21] KVM: x86: MOVNTI emulation min opsize is not respected

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On 02/11/2014 10:55, Nadav Amit wrote:
> Commit 3b32004a66e9 ("KVM: x86: movnti minimum op size of 32-bit is not kept")
> did not fully fix the minimum operand size of MONTI emulation. Still, MOVNTI
> may be mistakenly performed using 16-bit opsize.
> 
> This patch add No16 flag to mark an instruction does not support 16-bits
> operand size.

So a

    .byte 0x66
    movntiw (%esi), %eax

will zero the higher two bytes of %eax before this patch, and load 4
bytes from (%esi) after?

Paolo
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